package me.sunpeng.cf;

import java.util.concurrent.Callable;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.FutureTask;

/**
 * @author sp
 */
public class CompletableFutureDemo {
    public static void main(String[] args) throws ExecutionException, InterruptedException {
        FutureTask<String> futureTask = new FutureTask<>(new MyThread());
        Thread t1 = new Thread(futureTask);
        t1.start();

        //获取异步任务结果
        System.out.println(futureTask.get());
    }
}

class MyThread implements Callable<String> {

    @Override
    public String call() throws Exception {
        Thread.sleep(5000);
        System.out.println("----- come in call() ");

        return "hello Callable";
    }
}